Application of the discrete wavelet transform to fault detection of angular measuring system of a precision servo turntable;
离散小波变换在精密伺服转台测角系统故障诊断中的应用
Voice activity detection based on discrete wavelet transform;
基于离散小波变换的语音激活检测
Analysis of discrete wavelet transform algorithm and its general implementation for programming;
离散小波变换算法剖析及其通用程序实现
Simulation Analysis for MTD Detectability Improvement Using the Discrete Wavelet Transform (DWT);
基于离散小波变换提高MTD检测性能的仿真分析
Hardware Design of a High-Performance 9/7 DWT Filter;
一种高性能9/7离散小波变换滤波器的硬件设计
Research on audio digital watermarking algorithms based on DWT;
基于离散小波变换的音频数字水印算法研究
In view of the human visual system(HVS) and by employing the characteristics of multi-resolution analysis of the two-dimension discrete wavelet transform(DWT) and venation characteristics,an adaptive watermark embedding algorithm is proposed in this paper.
根据人眼的视觉系统特性,结合二维离散小波变换的多分辨率分析特性,纹理特性,提出一种小波零树结构的自适应彩色图像水印嵌入算法。
This paper designs a low-power-consumption architecture of 2-D discrete wavelet transform(DWT) for image compression in the wireless sensor network.
设计了一种低功耗的二维离散小波变换(DWT)结构,用于无线传感器网络中的图像压缩。
In this paper,a lifting-based recursive algorithm(LRA) is proposed for multi-level discrete wavelet transform(DWT) by interleaving calculation of different level DWT.
提出了一种基于提升模式的递归算法实现多级离散小波变换,该算法通过交错计算各级小波变换,提高了运算效率。
First, the signals are transformed via discrete wavelet transform (DWT) and local cosine transform (LCT) respectively.
利用小波函数以及局部余弦基(LCB)构成模型库,首先对信号进行离散小波变换(DWT)和局部余弦变换(LCT),然后应用信息论的MDL(minimum description length)判据作为价格函数(cost-function)对模型进行初选,最后结合压缩性能评价指标选择最佳的信号模型,并以MDL确定的最佳分解系数子集作为模型参数。
Two VLSI architectures were developed for JPEG2000 encoder IP design, the discrete wavelet transform (DWT) and the embedded block coding with optimized truncation (EBCOT) for JPEG2000.
为了进行符合新一代静止图像压缩标准 JPEG2 0 0 0的图像编码 IP核设计 ,提出了基于 JPEG2 0 0 0标准的离散小波变换器 (DWT)和优化截断的嵌入式分块编码器 (E-BCOT)的 VL SI结构。
The principles and architectures of digital image coding with discrete wavelet transform (DWT), the advanced image coding method, which is the standard method of image coding in MPEG 4 and JPEG2000, are discussed in this paper.
针对日益进步的图像变换编码技术 ,对目前已经纳入MPEG 4和JPEG2 0 0 0编码标准的采用离散小波变换进行数字图像编码的原理与硬件实现进行了综述介绍 。
Application of discrete wavelet transformation for time-delay estimate in vibroseis exploration;
离散小波变换在可控震源地震勘探信号时延估计中的应用
The Research of Digital Watermarking Technology Based on Discrete Wavelet Transformation and Image Sharing;
基于离散小波变换和图像分存的数字水印技术研究
Wavelet transformation is adopted in this paper,and the basic principles of discrete wavelet transformation and power spectrum estimation based on continuous wavelet transformation are given.
将小波变换用于涡街流量计,介绍了基于离散小波变换和连续小波变换功率谱估计的信号处理方法,给出了仿真步骤与结果,并讨论其特点,从而设计了基于DSP的信号处理系统。
Remote sensing image fusion by using discrete multiwavelet transform;
基于离散多小波变换的遥感图像融合方法
We study discrete multiwavelet analysis on image and data and give a fusion method in pixel level by means of discrete multiwavelet transform in the paper.
在研究离散多小波图像分析法基础上,提出了一种基于离散多小波变换的多聚焦图像融合方法。
In this paper, we research the characteristics of multiwavelet and give a fusion method by means of discrete multiwavelet transform.
在研究了多小波变换的特性后 ,提出了一种基于离散多小波变换的图像融合方法 ,并将由不同传感器获得的不同分辨率的遥感图像数据利用此方法进行了融合。
Analyzing Similarity of Protein Sequences with Discrete Wavelet Transform;
离散小波变换分析蛋白质序列相似性
VLSI Design of Two-Dimensional Discrete Wavelet Transform for JPEG2000;
JPEG2000二维离散小波变换的VLSI结构设计
Discrete Wavelet Transform Algorithm-Based on Fast Fourier Transform Algorithm
一种基于FFT计算离散小波变换的方法
Multiple description coding based on coefficients splitting of discrete wavelet
基于离散小波变换的多描述编码方法
Reconfigurable VLSI Architecture of 2D-DWT
二维离散小波变换的可重配置VLSI架构
Design of high-performance discrete wavelet transform based on FPGA
基于FPGA的高性能离散小波变换设计
Comparative Study on WPT and DWT Based Techniques for Harmonic Measurement
对比研究基于小波包变换和离散小波变换的配电网谐波检测技术
An Algorithm for Blind Watermarking Based On DWT And DCT
基于离散小波变换和离散余弦变换的盲水印算法
Directional DCT and Directional DWT and Their Application in Ultrasound Images;
方向离散余弦变换和方向离散小波变换及其在超声图像中的应用
DWT APPLICATION TO REAL-TIME COMPRESSION OF POWER QUALITY DISTURBANCE DATA
离散小波变换用于电能质量扰动数据实时压缩
Research of Digital Watermarking Algorithm Based on Discrete Wavelet Transformation;
基于离散小波变换的数字水印算法的研究
An Image Digital Watermarking Algorithm Based on Discrete Wavelet Transform;
一种基于离散小波变换的图像数字水印算法
The Research of Digital Watermarking Technology Based on Chaos Theory and Discrete Wavelet Transform;
基于混沌和离散小波变换的数字水印技术研究
Research of Fingerprinting Technology Based on Wavelet Transform;
基于离散小波变换的数字指纹技术研究
Research on Audio Digital Watermark Arithmetic Based on DWT;
基于离散小波变换的音频数字水印算法研究
Research of Digital Watermarking Algorithm Based on Discrete Wavelet Transform;
基于离散小波变换的数字水印算法研究
OFDM Baseband Transmission System Based on Discrete Wavelet Transform;
基于离散小波变换的OFDM基带传输系统的研究
Hardware Approach to Lifting Based Discrete Wavelet Transform;
基于提升算法离散小波变换的硬件设计与实现